Finding the Fourth Proportional to 56,177,297.07, 84,265,944.59 and 15,787,781.07
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Solution
The fourth proportional to 56,177,297.07, 84,265,944.59 and 15,787,781.07 is: 23,681,671.32
Step by Step Solution
- Step 1: Write the proportion equation
56,177,297.07 : 84,265,944.59 = 15,787,781.07 : x - Step 2: Convert to fraction form
56,177,297.07/84,265,944.59 = 15,787,781.07/x - Step 3: Cross multiply
56,177,297.07x = 84,265,944.59 × 15,787,781.07 - Step 4: Simplify right side
56,177,297.07x = 1,330,372,284,843,671 - Step 5: Solve for x
x = 1,330,372,284,843,671/56,177,297.07 - Step 6: Final answer
x = 23,681,671.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.